EUNIS habitat type hierarchical view

• A : Marine habitats
  
• B : Coastal habitats
  
• C : Inland surface waters
  
  • C1 : Surface standing waters
    
  • C2 : Surface running waters
    
  • C3 : Littoral zone of inland surface waterbodies
    
• D : Mires, bogs and fens
  
• E : Grasslands and lands dominated by forbs, mosses or lichens
  
• F : Heathland, scrub and tundra
  
• G : Woodland, forest and other wooded land
  
  • G1 : Broadleaved deciduous woodland
    
  • G2 : Broadleaved evergreen woodland
    
  • G3 : Coniferous woodland
    
    • G3.1 : [Abies] and [Picea] woodland
    • G3.2 : Alpine [Larix] - [Pinus cembra] woodland
    • G3.3 : [Pinus uncinata] woodland
    • G3.4 : [Pinus sylvestris] woodland south of the taiga
      • G3.41 : Caledonian forest
      • G3.42 : Middle European [Pinus sylvestris] forests
      •  G3.43 : Inner-Alpine [Ononis] steppe forests
      • G3.44 : Spring heath [Pinus sylvestris] forests
      •  G3.45 : Inner Alpine [Minuartia laricifolia] steppe forests
      • G3.46 : Pyrenean mesophile [Pinus sylvestris] forests
      •  G3.47 : Central Massif [Pinus sylvestris] forests
      •  G3.48 : Southwestern Alpine mesophile [Pinus sylvestris] forests
      •  G3.49 : Supra-Mediterranean [Pinus sylvestris] forests
      • G3.4A : Iberian calcareous [Pinus sylvestris] woods
      • G3.4B : Iberian silicicolous [Pinus sylvestris] forests
      • G3.4C : Southeastern European [Pinus sylvestris] forests
      •  G3.4D : Po terrace [Pinus sylvestris] forests
      •  G3.4E : Ponto-Caucasian [Pinus sylvestris] forests
      •  G3.4F : European [Pinus sylvestris] reforestation
    • G3.5 : [Pinus nigra] woodland
    • G3.6 : Subalpine mediterranean [Pinus] woodland
    • G3.7 : Lowland to montane mediterranean [Pinus] woodland (excluding [Pinus nigra])
    • G3.8 : Canary Island [Pinus canariensis] woodland
    • G3.9 : Coniferous woodland dominated by [Cupressaceae] or [Taxaceae]
    • G3.A : [Picea] taiga woodland
    • G3.B : [Pinus] taiga woodland
    • G3.C : [Larix] taiga woodland
      •  G3.C1 : [Larix russica] taiga
    • G3.D : Boreal bog conifer woodland
    • G3.E : Nemoral bog conifer woodland
    • G3.F : Highly artificial coniferous plantations
  • G4 : Mixed deciduous and coniferous woodland
    
  • G5 : Lines of trees, small anthropogenic woodlands, recently felled woodland, early-stage woodland and coppice
    
• H : Inland unvegetated or sparsely vegetated habitats
  
  • H1 : Terrestrial underground caves, cave systems, passages and waterbodies
    
  • H2 : Screes
    
    •  H2.1 : Cold siliceous screes
    •  H2.2 : Cold limestone screes
    • H2.3 : Temperate-montane acid siliceous screes
    • H2.4 : Temperate-montane calcareous and ultra-basic screes
    • H2.5 : Acid siliceous screes of warm exposures
    • H2.6 : Calcareous and ultra-basic screes of warm exposures
  • H3 : Inland cliffs, rock pavements and outcrops
    
  • H4 : Snow or ice-dominated habitats
    
  • H5 : Miscellaneous inland habitats with very sparse or no vegetation
    
  • H6 : Recent volcanic features
    
    • H6.1 : Active volcanic features
    • H6.2 : Inactive recent volcanic features
• I : Regularly or recently cultivated agricultural, horticultural and domestic habitats
  
  • I1 : Arable land and market gardens
    
  • I2 : Cultivated areas of gardens and parks
    
• J : Constructed, industrial and other artificial habitats
  
  • J1 : Buildings of cities, towns and villages
    
    •  J1.1 : Residential buildings of city and town centres
    •  J1.2 : Residential buildings of villages and urban peripheries
    • J1.3 : Urban and suburban public buildings
    • J1.4 : Urban and suburban industrial and commercial sites still in active use
    • J1.5 : Disused constructions of cities, towns and villages
    •  J1.6 : Urban and suburban construction and demolition sites
    •  J1.7 : High density temporary residential units
  • J2 : Low density buildings
    
    •  J2.1 : Scattered residential buildings
    •  J2.2 : Rural public buildings
    • J2.3 : Rural industrial and commercial sites still in active use
      •  J2.31 : Rural commercial units
      •  J2.32 : Rural industrial sites
    • J2.4 : Agricultural constructions
    • J2.5 : Constructed boundaries
    • J2.6 : Disused rural constructions
    •  J2.7 : Rural construction and demolition sites
  • J3 : Extractive industrial sites
    
    •  J3.1 : Active underground mines
    •  J3.2 : Active opencast mineral extraction sites, including quarries
    •  J3.3 : Recently abandoned above-ground spaces of extractive industrial sites
  • J4 : Transport networks and other constructed hard-surfaced areas
    
  • J5 : Highly artificial man-made waters and associated structures
    
  • J6 : Waste deposits
    
• X : Habitat complexes